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Finding the Fourth Proportional to 183,637.40, 275,067.30 and 163,938.20

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Solution

The fourth proportional to 183,637.40, 275,067.30 and 163,938.20 is: 245,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,637.40 : 275,067.30 = 163,938.20 : x
  2. Step 2: Convert to fraction form
    183,637.40/275,067.30 = 163,938.20/x
  3. Step 3: Cross multiply
    183,637.40x = 275,067.30 × 163,938.20
  4. Step 4: Simplify right side
    183,637.40x = 45,094,038,040.86
  5. Step 5: Solve for x
    x = 45,094,038,040.86/183,637.40
  6. Step 6: Final answer
    x = 245,560.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.